As I'm sure your doctor told you back when you had thyroid cancer, have any suspicious swollen lymph nodes checked by your doctor. Once you've had cancer once it's always a possibility in the future...

Surgery With No Scarsby
Michael A. Zadeh
In the late 1980′s the field of surgery took a huge leap forward with the development of Laparoscopic Surgery. Procedures which required 6-inch incisions and stays of multiple days in the hospital...